#backcont{
    background-image: url(../assets/1.png);
    background-attachment: fixed;
    background-repeat: no-repeat;
    background-size: cover;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    min-height: 100vh;

}
#back1{
    background-image: url(../assets/2.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back2{
    background-image: url(../assets/3.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back3{
    background-image: url(../assets/4.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back4{
    background-image: url(../assets/5.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back5{
    background-image: url(../assets/6.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back6{
    background-image: url(../assets/7.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back7{
    background-image: url(../assets/8.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back8{
    background-image: url(../assets/9.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back9{
    background-image: url(../assets/10.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back10{
    background-image: url(../assets/11.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back11{
    background-image: url(../assets/12.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back12{
    background-image: url(../assets/13.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back13{
    background-image: url(../assets/14.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back14{
    background-image: url(../assets/15.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back15{
    background-image: url(../assets/16.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back16{
    background-image: url(../assets/17.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}
#back9{
    background-image: url(../assets/10.png);
    background-repeat: no-repeat;
    background-attachment:local;
    background-size:2100px 500px;
    min-height: 50vh;
    
}